2021 CG9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5303836235 ± 2.67e-05
Semi-major axis (a)2.2989228444 AU ± 1.47e-04
Inclination (i)14.47154136° ± 4.71e-04
Long. of Asc. Node (Ω)333.66200206° ± 2.16e-05
Arg. of Perihelion (ω)197.22523683° ± 4.84e-05
Mean Anomaly (M)125.81529776° ± 4.60e-02
Mean Motion (n)0.2827650194°/day ± 2.71e-05
Perihelion dist (q)1.07961182 AU ± 9.23e-05
Aphelion dist (Q)3.51823387 AU ± 2.33e-04
Orbital Period3.48567261 yr ± 3.34e-04
Physical Parameters
H (abs. magnitude)23.18
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.346″
Uncertainty2
Orbit TypeAmor
MOID0.099824 AU
Observations Used94
Oppositions1
Arc Total2021-2021
First Observation Used2021-01-12
Last Observation Used2021-03-11
Observations (98)
Date Type RA Dec Mag Band Observatory
2021-02-18 07:12:46 C 11 07 08.76 +14 44 42.8 V 703
2021-02-18 07:20:19 C 11 07 09.04 +14 43 49.1 V 703
2021-02-18 07:27:52 C 11 07 09.36 +14 42 54.3 V 703
2021-02-18 07:35:26 C 11 07 09.57 +14 42 01.4 V 703
2021-02-20 23:26:06 C 11 10 48.49 +06 28 10.8 V K87
2021-02-20 23:37:08 C 11 10 48.96 +06 26 39.6 V K87
2021-02-20 23:48:12 C 11 10 49.37 +06 25 09.1 V K87
2021-02-21 20:30:47 C 11 12 03.64 +03 30 54.9 V G34
2021-02-21 20:36:30 C 11 12 03.82 +03 30 05.4 V G34
2021-02-21 20:42:12 C 11 12 04.16 +03 29 16.7 V G34
2021-02-21 23:28:40 C 11 12 11.72 +03 05 30.6 V K87
2021-02-21 23:38:30 C 11 12 12.15 +03 04 06.1 V K87
2021-02-22 00:47:37 C 11 12 14.86 +02 54 18.1 V K83
2021-02-22 00:52:07 C 11 12 15.05 +02 53 40.3 V K83
2021-02-22 00:56:37 C 11 12 15.19 +02 53 01.1 V K83
2021-02-22 11:48:39 C 11 12 53.25 +01 19 10.8 V T05
2021-02-22 11:49:19 C 11 12 53.29 +01 19 06.2 V T05
2021-02-22 11:56:44 C 11 12 53.52 +01 17 59.4 V T05
2021-02-22 11:57:24 C 11 12 53.59 +01 17 54.1 V T05
2021-02-22 12:01:02 C 11 12 53.72 +01 17 22.6 V T05
2021-02-22 12:03:44 C 11 12 53.73 +01 16 59.4 V T05
2021-02-22 12:23:28 C 11 12 54.41 +01 14 05.8 V T05
2021-02-22 12:26:27 C 11 12 54.53 +01 13 39.7 V T05
2021-02-22 12:52:22 C 11 12 55.41 +01 09 52.5 V T05
2021-02-23 05:41:01 C 11 13 57.76 -01 19 21.6 u H21
2021-02-23 05:43:22 C 11 13 57.85 -01 19 42.4 u H21
2021-02-23 05:46:24 C 11 13 57.98 -01 20 09.6 u H21
2021-02-23 05:49:13 C 11 13 58.07 -01 20 34.8 u H21
2021-02-23 10:42:48 C 11 14 15.04 -02 03 58.2 V T08
2021-02-23 10:50:13 C 11 14 15.19 -02 05 06.9 V T08
2021-02-23 11:06:39 C 11 14 15.77 -02 07 33.8 V T08
2021-02-23 11:13:18 C 11 14 15.99 -02 08 33.4 V T08
2021-02-23 22:57:33 C 11 14 58.48 -03 55 03.4 V L34
2021-02-23 23:08:16 C 11 14 58.94 -03 56 40.2 V L34
2021-02-23 23:26:25 C 11 14 59.59 -03 59 24.7 V L34
2021-02-23 23:50:31 C 11 15 00.53 -04 03 03.9 V L34
2021-02-24 00:03:50 C 11 15 01.37 -04 05 13.8 V 204
2021-02-24 00:29:24 C 11 15 02.41 -04 09 06.2 V 204
2021-02-24 08:50:08 C 11 15 31.36 -05 24 57.9 V I52
2021-02-24 08:51:12 C 11 15 31.39 -05 25 07.7 V I52
2021-02-24 08:54:22 C 11 15 31.52 -05 25 36.6 V I52
2021-02-24 08:55:26 C 11 15 31.55 -05 25 46.5 V I52
2021-02-26 06:14:34 C 11 18 16.90 -12 23 46.5 V I52
2021-02-26 06:15:23 C 11 18 16.97 -12 23 54.2 V I52
2021-02-26 06:17:00 C 11 18 16.93 -12 24 09.7 V I52
2021-03-11 13:20:14 C 11 38 40.14 -51 13 40.2 V 474
2021-03-11 13:22:23 C 11 38 40.27 -51 13 50.5 V 474
2021-03-11 13:24:31 C 11 38 40.30 -51 14 00.4 V 474